package com.example.sportjava.util;


import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
//全局配置类--配置跨域请求
@Configuration
public class WebConfig implements WebMvcConfigurer {
    @Override
    public void addCorsMappings(CorsRegistry registry) {
        /*
        * 1. 与访问路径
        * 2. 请求来源
        * 3. 方法
        * 4. 允许携带token等
        * 5. 最大响应时间
        * */

        registry.addMapping( "/**")
                .allowedOrigins("Http://localhost:8080","null")
                //使用WebmvcConfiguer的话上面一行换成下面这个
                // .allowedOriginPatterns("*")
                .allowedMethods("GET","POST","PUT","OPTIONS","DELETE")
                .allowCredentials(true)
                .maxAge(3600);
    }
}
